J & K CET Engineering J and K - CET Engineering Solved Paper-2012

  • question_answer
    Avogadro number\[(6.023\,\times \,{{10}^{23}})\]of carbon atoms are present in

    A) \[12\,g\]of \[{{\,}^{12}}C{{O}_{2}}\]

    B)  \[22.4\,L\,{{\,}^{12}}C{{O}_{2}}\]at room temperature

    C)  \[44\,g\]of \[{{\,}^{12}}C{{O}_{2}}\]

    D)  \[12\]moles of \[{{\,}^{12}}C{{O}_{2}}\]

    Correct Answer: C

    Solution :

     Avogadro number\[(6.023\,\times \,{{10}^{23}})\]of carbon atoms are present in 44 g of\[{{\,}^{12}}C{{O}_{2}}.\]


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